News tagged with mirror image

The universe may have been born spinning, according to new findings on the symmetry of the cosmos

(PhysOrg.com) -- Physicists and astronomers have long believed that the universe has mirror symmetry, like a basketball. But recent findings from the University of Michigan suggest that the shape of the Big ...

Space & Earth / Astronomy

created Jul 08, 2011 | popularity 4.4 / 5 (37) | comments 82 | with audio podcast

Atom and its quantum mirror image

A team of physicists experimentally produces quantum-superpositions, simply using a mirror.

Physics / Quantum Physics

created Apr 05, 2011 | popularity 4.7 / 5 (15) | comments 1 | with audio podcast

New research on Japanese quake ominous for Pacific Northwest

Scientists are still unraveling last year's giant Tohoku earthquake and tsunami in Japan, and some of what they're finding doesn't bode well for the Pacific Northwest.

Space & Earth / Earth Sciences

created Feb 21, 2012 | popularity 4.9 / 5 (7) | comments 14

Virtual ghost imaging: New technique enables imaging even through highly adverse conditions

Ghost imaging (GI), and its even more oddly named cousin virtual ghost imaging (VGI), seem to contradict conventional wisdom by being able to image an object by simply counting photons in a "light bucket." This non-intuitive ...

Physics / General Physics

created Feb 15, 2012 | popularity 4.7 / 5 (7) | comments 1 | with audio podcast

I win, you lose: Brain imaging reveals how we learn from our competitors

Learning from competitors is a critically important form of learning for animals and humans. A new study has used brain imaging to reveal how people and animals learn from failure and success.

Medicine & Health / Neuroscience

created Oct 13, 2010 | popularity 5 / 5 (6) | comments 0 | with audio podcast

UA makes mirrors for world's largest telescope

(PhysOrg.com) -- The second of seven 27-foot diameter mirrors for the Giant Magellan Telescope was cast on Jan. 14 inside a rotating furnace at the UA's Steward Observatory Mirror Lab.

Space & Earth / Space Exploration

created Jan 18, 2012 | popularity 4.8 / 5 (5) | comments 1

Dutch chemists make new chiral palladium metal

Researchers at the University of Amsterdam (UvA) have succeeded in making the first ever piece of chiral palladium metal. The findings, by a research team led by Gadi Rothenberg, professor of Heterogeneous Catalysis and Sustainable ...

Chemistry / Materials Science

created Apr 23, 2009 | popularity 4.6 / 5 (5) | comments 4

Molecules wrestle for supremacy in creation of superstructures

(PhysOrg.com) -- Research at the University of Liverpool has found how mirror-image molecules gain control over each other and dictate the physical state of superstructures.

Chemistry / Materials Science

created Aug 13, 2009 | popularity 5 / 5 (4) | comments 0

The 'natural' asymmetry of biological molecules may have come from space

Certain molecules do exist in two forms which are symmetrical mirror images of each other: they are known as chiral molecules. On Earth, the chiral molecules of life, especially amino acids and sugars, exist ...

Space & Earth / Space Exploration

created Jan 11, 2011 | popularity 4.5 / 5 (4) | comments 0

Organic chemistry: Amino acids made easy

Amino acids are the building blocks of proteins. There are 22 different amino acids and they can combine in a myriad ways to form a vast array of proteins. All amino acids except glycine are chiral molecules, ...

Chemistry / Biochemistry

created May 04, 2011 | popularity 4.7 / 5 (3) | comments 0

Mirror images united: Simultaneous binding of both enantiomers of a drug to an enzyme

(PhysOrg.com) -- In the binding pockets of enzymes their natural binding partners fit exactly. The principle by which many pharmacological agents work also relies on the fact that these substances fit exactly into the pockets ...

Chemistry / Biochemistry

created Oct 29, 2009 | popularity 5 / 5 (2) | comments 0

UA to shape solar telescope mirror

(PhysOrg.com) -- When finished, the 4.2-meter mirror will be the largest telescope mirror ever pointed at the sun. Polished into a highly complex, asymmetric shape, it will be the centerpiece of the Advanced ...

Space & Earth / Space Exploration

created Jun 23, 2011 | popularity 5 / 5 (2) | comments 0

Twisting molecules by brute force: A top-down approach

Molecules that are twisted are ubiquitous in nature, and have important consequences in biology, chemistry, physics and medicine. Some molecules have unique and technologically useful optical properties; the medicinal properties ...

Physics / Condensed Matter

created Dec 14, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Image or mirror image? Chiral recognition by femtosecond laser

(PhysOrg.com) -- It is not always easy to distinguish between images and mirror images of molecules, but this knowledge is important when one image of a molecule is a drug and the mirror image is toxic. One ...

Chemistry / Analytical Chemistry

created Mar 09, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Molecules which flip into their own mirror image

Catalysts do function, despite the fact that not all the chemical reactions (and partial reactions) which occur are fully understood, including those which take place during the treatment of automobile exhaust. ...

Nanotechnology / Nanophysics

created May 29, 2009 | popularity 3 / 5 (2) | comments 0